What is the standard form of $y={(2x+4)}^{2}-{(x-7)}^{2}$ ?

Abril Wiggins
2022-02-02
Answered

What is the standard form of $y={(2x+4)}^{2}-{(x-7)}^{2}$ ?

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Marina Tate

Answered 2022-02-03
Author has **10** answers

Explanation:

Expand using the binomial theorem

$y=(4{x}^{2}+16x+16)-({x}^{2}-14x+49)$

$y=3{x}^{2}+30x-33$

Answer:

$y=3{x}^{2}+30x-33$

Expand using the binomial theorem

Answer:

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